220154781

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{3767}}^1$

素因数の和:3822

約数の個数: 48

約数和(自身を含む): 384878592

約数和(自身を除く): 164723811

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 121, 161, 231, 253, 363, 483, 759, 847, 1771, 2541, 2783, 3767, 5313, 8349, 11301, 19481, 26369, 41437, 58443, 79107, 86641, 124311, 259923, 290059, 455807, 606487, 870177, 953051, 1367421, 1819461, 2859153, 3190649, 6671357, 9571947, 10483561, 20014071, 31450683, 73384927, 220154781]

約数ペア:

[(1, 220154781), (3, 73384927), (7, 31450683), (11, 20014071), (21, 10483561), (23, 9571947), (33, 6671357), (69, 3190649), (77, 2859153), (121, 1819461), (161, 1367421), (231, 953051), (253, 870177), (363, 606487), (483, 455807), (759, 290059), (847, 259923), (1771, 124311), (2541, 86641), (2783, 79107), (3767, 58443), (5313, 41437), (8349, 26369), (11301, 19481)]